Birdseye, Clarence, Arizona, Nevada, Utah, July 1909 - October 1909

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The field book documents Clarence Birdseye's field work in Arizona, Nevada, and Utah, July 6 - October 23, 1909. Entries are dated and describe travel (destinations, mode of transportation, time of day, campsites), flora and fauna seen enroute, colleagues and local inhabitants, communities visited, specimens collected , daily activities, weather, terrain, . Often entries are divided with headings, sometimes types of flora and fauna or terrain, the effect of wildlife on local crops. These include physiography, plants (listed by type and description of plant and soil), birds (location and abundance), mammals (discussion of specimens, specimen numbers, trapping methods, collecting location). There is also a lists of Navajo words with corresponding genus. Additional location information includes geological landmarks. Winslow, Kaibab Plateau, Trumbull mountain, Arizona; Piney Valley mountains [Piñon Range], Nevada. There is a list of trees of Pine Valley mountains listing corresponding altitudes and a list of specimens collected (reptiles and miscellaneous) with specimen number, type, locality, date.

Date Range


Start Date

Jul 06, 1909

End Date

Oct 23, 1909

Access Information

At least 24 hours advance notice is recommended to consult this collection. Contact the Division of Mammals at 202-633-1253 to make an appointment.


  • Animals
  • Birds
  • Mammalogy
  • Plants
  • Ornithology
  • Botany


  • Piñon Range
  • United States
  • Kaibab Plateau
  • Trumbull, Mount
  • Arizona
  • Utah
  • Nevada


  • Fieldbook record
  • Field notes

Accession #

SIA Acc. 12-443

Collection name

Mammal Section, Bird and Mammal Labs, Fish and Wildlife Service, US Department of the Interior, Division of Mammals

Physical Description

1 field book

Physical Location

National Museum of Natural History (U.S.). Division of Mammals